Auto merge of #53075 - Mark-Simulacrum:update-cargolock, r=alexcrichton

Update Cargo.lock

This also includes major version bumps for the rand crate used by core, std, and alloc tests, among other crates (regex, etc.) used elsewhere. Since these are all internal there should be no user-visible changes.

r? @alexcrichton

1 files changed, 2 insertions, 2 deletions

diff --git a/src/libsyntax/source_map.rs b/src/libsyntax/source_map.rs
index 8f91db8efa7..95839f94b9e 100644
--- a/src/libsyntax/source_map.rs
+++ b/src/libsyntax/source_map.rs
@@ -24,7 +24,7 @@ pub use self::ExpnFormat::*;
 
 use rustc_data_structures::fx::FxHashMap;
 use rustc_data_structures::stable_hasher::StableHasher;
-use rustc_data_structures::sync::{Lrc, Lock, LockGuard};
+use rustc_data_structures::sync::{Lrc, Lock, LockGuard, MappedLockGuard};
 use std::cmp;
 use std::hash::Hash;
 use std::path::{Path, PathBuf};
@@ -194,7 +194,7 @@ impl SourceMap {
         Ok(self.new_source_file(filename, src))
     }
 
-    pub fn files(&self) -> LockGuard<Vec<Lrc<SourceFile>>> {
+    pub fn files(&self) -> MappedLockGuard<Vec<Lrc<SourceFile>>> {
         LockGuard::map(self.files.borrow(), |files| &mut files.file_maps)
     }